Home / 196,100.64-294,112.23-53,909.23

Finding the Fourth Proportional to 196,100.64, 294,112.23 and 53,909.23

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Solution

The fourth proportional to 196,100.64, 294,112.23 and 53,909.23 is: 80,853.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,100.64 : 294,112.23 = 53,909.23 : x
  2. Step 2: Convert to fraction form
    196,100.64/294,112.23 = 53,909.23/x
  3. Step 3: Cross multiply
    196,100.64x = 294,112.23 × 53,909.23
  4. Step 4: Simplify right side
    196,100.64x = 15,855,363,852.88
  5. Step 5: Solve for x
    x = 15,855,363,852.88/196,100.64
  6. Step 6: Final answer
    x = 80,853.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.